bridge reconnect nodegroup on clean

0.5.1

- feat: reconnect existing sockets inside nodegroups with clean nodes > re-order

CHANGELOG.md

@@ -14,6 +14,10 @@ Activate / deactivate layer opaticty according to prefix
 Activate / deactivate all masks using MA layers
 -->
 
+0.5.1
+
+- feat: reconnect existing sockets inside nodegroups with clean nodes > re-order
+
 0.5.0
 
 - feat: add a render operator that render all scene

OP_clean.py

@@ -136,6 +136,8 @@ class GPEXP_OT_clean_compo_tree(bpy.types.Operator):
                 
                 # Clear input that do not exists
                 fn.clean_nodegroup_inputs(n, skip_existing_pass=True)
+                
+                fn.bridge_reconnect_nodegroup(n)
         
         if self.fo_clear_disconnected:
             for fo in nodes:
@@ -143,7 +145,6 @@ class GPEXP_OT_clean_compo_tree(bpy.types.Operator):
                     continue
                 fn.clear_disconnected(fo)
 
-        
 
         return {"FINISHED"}
 

__init__.py

@@ -2,7 +2,7 @@ bl_info = {
     "name": "GP Render",
     "description": "Organise export of gp layers through compositor output",
     "author": "Samuel Bernou",
-    "version": (0, 5, 0),
+    "version": (0, 5, 1),
     "blender": (2, 93, 0),
     "location": "View3D",
     "warning": "",

fn.py

@@ -447,6 +447,31 @@ def clean_nodegroup_inputs(ng, skip_existing_pass=True):
     
     # clear_nodegroup_content_if_disconnected(ngroup)
 
+def bridge_reconnect_nodegroup(ng, socket_name=None):
+    '''
+    Reconnect group_in and group out that have been disconnected
+    :socket: only use this specific socket type
+    '''
+    ngroup = ng.node_tree
+    ng_in = ngroup.nodes.get('Group Input')
+    ng_out = ngroup.nodes.get('Group Output')
+    for sockin in ng_in.outputs:
+        if socket_name and sockin.name != socket_name:
+            continue
+        if not sockin.name: # last empty output is listed
+            continue
+        sockout = ng_out.inputs.get(sockin.name)
+        if not sockout:
+            continue
+        if len(sockin.links) and connect_to_group_output(sockin.links[0].to_node):
+            continue
+        ## need reconnect
+        aa = create_aa_nodegroup(ngroup)
+        ngroup.links.new(sockin, aa.inputs[0])
+        ngroup.links.new(aa.outputs[0], sockout)
+        print(f'{ng.name}: Bridged {sockin.name}')
+        
+
 def random_color(alpha=False):
     import random
     if alpha: